Check the listing for details. CK T0407GL2 2% Lanthanated Tungsten Electrode .040" X 7" 10 pack. Color: Blue, Condition: New. Listed at 15.00 USD. The Welding Superstore Our eBay Store About Us Contact Us Add to Favorite Sellers Please note the shipping delivery estimate before placing your order! CK Worldwide Part # T0407GL2 • 2% Lanthanated (Blue) EWLa-2/WL20 • Principal Oxide: 1.8 – 2.2% Lanthanum Oxide • Non-Radioactive. Best general purpose electrode for both Alternating Current (A/C) or Direct Current (D/C) using inverter or transformer based constant current power sources. • Good for low-alloyed steels, non corroding steels, aluminum alloys, magnesium alloys, titanium alloys, nickel alloys, copper alloys. • Good arc starts and stability, medium to high amperage range, low errosion rate. 2% Lanthanated Tungsten is a substitute for 2% Thoriated. It has similar characteristics to 1.5% Lanthanated with better arc starting, arc stability, and less tip erosion. It is composed of 97.3% Tungsten, 1.8%-2.2% lanthanum, and .5% other. Materials Welded- Carbon Steel, Stainless Steel, Nickel Alloy, Titanium, and Aluminum. Package of 10 Color: Blue Diameter: .020" Length: 7 in. Type: 2% Lanthanated Package: 10